$DE01/56833/SWIFTLINK+1: Status Register
Read:
+-------+--------------------------------------------------------+
| Bit 7 | Interrupt Flag: 1 = Interrupt caused by SwiftLink |
| Bit 6 | Carrier Detect: 1 = Carrier present |
| Bit 5 | DSR: 1 = High, 0 = Low |
| Bit 4 | Transmit Flag: 1 = Ready to get next Byte to |
| | transmit in Data Register |
| | 0 = Chip currently sending Byte |
| Bit 3 | Receive Flag: 1 = Byte received in Data Register |
| | 0 = Nothing received |
| Bit 2 | Overrun: 1 = Overrun occured (*) |
| Bit 1 | Frame Error: 1 = Frame Error occured (*) |
| Bit 0 | Parity Error: 1 = Parity Error occured (*) |
+-------+--------------------------------------------------------+
(*) = Self-Clearing when read
Write:
Any write access will reset SwiftLink.